JIT

gh-149965: Improve thread-safety in ElementObjects within `element_ass_subscr` #6732

Job	Run time
x86_64-apple-darwin/clang (Debug)	11m 2s
x86_64-apple-darwin/clang (Release)	10m 47s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 50s
aarch64-unknown-linux-gnu/gcc (Release)	6m 56s
aarch64-apple-darwin/clang (Release)	10m 53s
aarch64-pc-windows-msvc/msvc (Debug)	8m 14s
x86_64-pc-windows-msvc/msvc (Release)	9m 20s
aarch64-pc-windows-msvc/msvc (Release)	10m 39s
Interpreter (Debug)	10m 50s
x86_64-unknown-linux-gnu/gcc (Release)	9m 35s
aarch64-apple-darwin/clang (Debug)	10m 58s
i686-pc-windows-msvc/msvc (Release)	8m 27s
x86_64-pc-windows-msvc/msvc (Debug)	8m 14s
Free-Threaded (Debug)	4m 4s
i686-pc-windows-msvc/msvc (Debug)	7m 47s
JIT with tail calling interpreter	4m 19s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 50s
JIT without optimizations (Debug)	4m 40s
	2h 37m 25s

Provide feedback